Replace Spark Plug - Craftsman 358.796090 Operator's Manual

REPLACE
SPARK PLUG
Replace the spark plug each year to
ensure the engine starts easier and
runs better. Set spark plug gap at
.025 in. Ignition timing is fixed and
nonadjustable.
• Twist, then pull off spark plug boot.
• Remove spark plug from cylinder
and discard.
• Rap[ace with Champion CJ-8Y spark
plug and tighten with a 3/4 in. socket
wrench (10-12 ft.-Ibs).
• Reinstall the spark plug boot.
REPLACING THE LINE
• Always use Craftsman replacement
line.
Note: Choose the line size best suited
for the job at hand. Green colored line
is designed for cutting grass, red line
for grass and small weeds. The black
colored line is designed for cutting
larger weeds and light brush.
• Before inserting the line into the
holes in the cutting head, identify the
proper holes. When us=rigGreen, or
Red, line insert into the holes marked
small on the cutting, head. Black line
should be inserted m the holes
marked large.
• Insert both ends of your line through
the proper holes in the side of the
cutting head.
Positionin9
Tunnel
holes
holes
• Insert ends of the line one at a time
thru the positioning tunnels.
_Line against
• Pull the line and make sure the line
is against the hub and extended fully
thru the positionin_ tunnels.
• Correctly intalled hne will be the
same length on both ends.
CARBURETOR ADJUSTMENT
WARNING: The trimmer head will
be spinning during most of this
procedure. Wear your protective
equipment and observe all safety pre-
cautions. After making mixture adjust-
ments, recheck idle speed.
Carburetor adjustment is critical and if
done improperly can permanently
damage the engine as well as the car-
buretor. If you require further assis-
tance or are unsure aboLd performing
this procedure, call our customer as-
sistance help line found on the front of
this manual.
Old fuel, a dirty air filter, a dirty fuel fil-
ter, or flooding may give the impres-
sion of an impropedy adjusted carbu-
retor. Check these conditions before
adjusting the carburetor.
The carburetor has been carefully set
at the factory. Adjustments may be
necessary if you notice any of the fol-
lowing conditions:
• Engine will not idle. See =Idle Speed"
under adjusting procedure.
• Engine dies or hesitates instead of
accelerating. See =Acceleration
Check" under adjusting procedure.
• Loss of cutting power. See =Mixture
Adjustment" under adjusting
procedure.
There are two adjustment screws on
the carburetor as shown.
Mixture Screw
with LimiterCap
Idle
Adjustment Screw
CARBURETOR PRESETS
When making carburetorpreset adjust-
merits, do not force plastic limitercaps
beyondstops or damage may occur.
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